331122223003321 has 8 divisors (see below), whose sum is σ = 331326274631040. Its totient is φ = 330918233435568.

The previous prime is 331122223003309. The next prime is 331122223003387. The reversal of 331122223003321 is 123300322221133.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-331122223003321 is a prime.

It is a super-2 number, since 2×331122223003321² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 331122223003321.

It is not an unprimeable number, because it can be changed into a prime (331122223009321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4838401 + ... + 26185006.

It is an arithmetic number, because the mean of its divisors is an integer number (41415784328880).

Almost surely, 2^{331122223003321} is an apocalyptic number.

It is an amenable number.

331122223003321 is a deficient number, since it is larger than the sum of its proper divisors (204051627719).

331122223003321 is a wasteful number, since it uses less digits than its factorization.

331122223003321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31029983.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 331122223003321 its reverse (123300322221133), we get a palindrome (454422545224454).

The spelling of 331122223003321 in words is "three hundred thirty-one trillion, one hundred twenty-two billion, two hundred twenty-three million, three thousand, three hundred twenty-one".